// company-profile

IDEAYA Biosciences, Inc. Insider Trading

IDYA

Every SEC Form 4 insider trading filing for IDEAYA Biosciences, Inc. (IDYA) — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC.

ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings75Insiders17
// api This IDEAYA Biosciences, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
curl "https://api.form4api.com/v1/transactions?ticker=IDYA" -H "X-Api-Key: YOUR_API_KEY"

// activity-summary

No insider transactions in the last 30 days.

// 90-day insight

Over the last 90 days, IDEAYA Biosciences, Inc. insiders bought $123K across 8 transactions with no open-market sales.

  • Most active insider: Ruiz Briseno Andres with 3 transactions totaling $505K.
  • Largest single sale: $382K by Ruiz Briseno Andres on Jul 7, 2026.
  • 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of IDEAYA Biosciences, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$778.9M
QoQ change
-75.1%
Reporting period
2026-06-30
#1
STATE STREET CORP
CIK 93751
$169.5M
4.5M shares
#2
BlackRock, Inc.
CIK 2012383
$150.0M
4.0M shares
#3
BlackRock, Inc.
CIK 2012383
$116.2M
3.1M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jul 7, 2026Ruiz Briseno AndresIDYA
Option Exercise
9,550$0.00$0K
Jul 7, 2026Ruiz Briseno AndresIDYA
Option Exercise
9,550$12.86$123K
Jul 7, 2026Ruiz Briseno AndresIDYA
Sale10b5
9,550$40.01$382K
Jun 16, 2026Stein JeffreyIDYA
Award
20,000$0.00$0K
Jun 16, 2026Hampton Malcolm GarretIDYA
Award
20,000$0.00$0K

45 more transactions hidden

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